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comparison truffle/com.oracle.truffle.api.profiles/src/com/oracle/truffle/api/profiles/ConditionProfile.java @ 22504:d80a5ff56f51

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Storing the profiling enabled information in a static field; checking it only once; shielding against missing method in the TruffleRuntime interface
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Thu, 17 Dec 2015 13:45:37 +0100
parents 828c67903db2
children
comparison
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22503:828c67903db2 22504:d80a5ff56f51
24 */ 24 */
25 package com.oracle.truffle.api.profiles; 25 package com.oracle.truffle.api.profiles;
26 26
27 import com.oracle.truffle.api.CompilerDirectives; 27 import com.oracle.truffle.api.CompilerDirectives;
28 import com.oracle.truffle.api.CompilerDirectives.CompilationFinal; 28 import com.oracle.truffle.api.CompilerDirectives.CompilationFinal;
29 import com.oracle.truffle.api.Truffle;
30 29
31 /** 30 /**
32 * <p> 31 * <p>
33 * ConditionProfiles are useful to profile the outcome of conditions. 32 * ConditionProfiles are useful to profile the outcome of conditions.
34 * </p> 33 * </p>
74 * 73 *
75 * @see ConditionProfile 74 * @see ConditionProfile
76 * @see #createBinaryProfile() 75 * @see #createBinaryProfile()
77 */ 76 */
78 public static ConditionProfile createCountingProfile() { 77 public static ConditionProfile createCountingProfile() {
79 if (Truffle.getRuntime().isProfilingEnabled()) { 78 if (Profile.isProfilingEnabled()) {
80 return Counting.create(); 79 return Counting.create();
81 } else { 80 } else {
82 return Disabled.INSTANCE; 81 return Disabled.INSTANCE;
83 } 82 }
84 } 83 }
90 * 89 *
91 * @see ConditionProfile 90 * @see ConditionProfile
92 * @see ConditionProfile#createCountingProfile() 91 * @see ConditionProfile#createCountingProfile()
93 */ 92 */
94 public static ConditionProfile createBinaryProfile() { 93 public static ConditionProfile createBinaryProfile() {
95 if (Truffle.getRuntime().isProfilingEnabled()) { 94 if (Profile.isProfilingEnabled()) {
96 return Binary.create(); 95 return Binary.create();
97 } else { 96 } else {
98 return Disabled.INSTANCE; 97 return Disabled.INSTANCE;
99 } 98 }
100 } 99 }